Qataadah Radiyallahu'Anhu reports:
"I inquired from Anas Radiyallahu 'Anhu: 'How was the recital of Rasulullah Sallallahu 'Alayhi Wasallam ?' He replied: 'He recited (The words of madd) with a madd'".
English reference: Book 43, Hadith 298
Arabic reference: Book 44, Hadith 315